April weather forecast
Port Arthur, TX

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The inlet of the ship channel on Port Arthur, Texas
The inlet of the ship channel on Port Arthur, Texas

Weather in April

April is a warm spring month in Port Arthur, Texas, with an average temperature ranging between min 63°F (17.2°C) and max 76.5°F (24.7°C).

Temperature

April showcases a minor temperature ascent, adjusting from March's pleasant 70°F (21.1°C) to a warm 76.5°F (24.7°C). In Port Arthur, an average temperature of 63°F (17.2°C) is noted during April nights.

Humidity

In Port Arthur, Texas, the average relative humidity in April is 76%.

Rainfall

April is the month with the least rainfall in Port Arthur. Rain falls for 8 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

In Port Arthur, snow does not fall in January through November.

Daylight

In April, the average length of the day in Port Arthur is 12h and 55min.
On the first day of the month, sunrise is at 7:04 am and sunset at 7:34 pm. On the last day of April, in Port Arthur, sunrise is at 6:33 am and sunset at 7:52 pm CDT.

Sunshine

The average sunshine in April is 9.1h.

UV index

In April, the average daily maximum UV index in Port Arthur is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 6 during April translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature in Port Arthur?

In April, in Port Arthur, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 63°F (17.2°C).

What is the average humidity in April in Port Arthur?

In Port Arthur, the average relative humidity in April is 76%.

What is the driest month in Port Arthur?

April is the month with the least rainfall in Port Arthur, Texas. Rain falls for 8 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in April in Port Arthur?

In Port Arthur, during April, the rain falls for 8 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow in Port Arthur?

January through November are months without snowfall.

How many hours of daylight does Port Arthur have in April?

In Port Arthur, the average day length in April is 12h and 55min.

When are sunrise and sunset in April in Port Arthur?

In April, on the first day of the month, sunrise is at 7:04 am and sunset at 7:34 pm. On the last day of the month, in Port Arthur, Texas, sunrise is at 6:33 am and sunset at 7:52 pm CDT.

How long on average sun shines in April in Port Arthur?

The average sunshine duration in April in Port Arthur is 9.1h.

How high is the UV index in April in Port Arthur?

In April, the average daily maximum UV index in Port Arthur, Texas, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Port Arthur, TX

Average temperature in April - Port Arthur, TX
  • Average high temperature in April: 76.5°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (59.5°F).

  • Average low temperature in April: 63°F

The month with the highest average low temperature is July (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

Average pressure in April
Port Arthur, TX

Average pressure in April - Port Arthur, TX
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Port Arthur, TX

Average wind speed in April - Port Arthur, TX
  • Average wind speed in April: 10.1mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in April
Port Arthur, TX

Average humidity in April - Port Arthur, TX
  • Average humidity in April: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Port Arthur, TX

Average rainfall in April - Port Arthur, TX
  • Average rainfall in April: 0.43"

The wettest month (with the highest rainfall) is August (2.09").
The driest month (with the least rainfall) is April (0.43").

Average rainfall days in April
Port Arthur, TX

Average rainfall days in April - Port Arthur, TX
  • Average rainfall days in April: 8 days

The month with the highest number of rainy days is August (17.9 days).
The months with the least rainy days are January and November (7.8 days).

Average snowfall in April
Port Arthur, TX

Average snowfall in April - Port Arthur, TX
  • Average snowfall in April: 0"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in April
Port Arthur, TX

Average snowfall days in April - Port Arthur, TX
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in April /
Average sunshine in April
Port Arthur, TX

Average daylight in April / Average sunshine in April - Port Arthur, TX
  • Average daylight in April: 12h and 5min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in April: 9h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in April
Port Arthur, TX

Average sunshine days in April - Port Arthur, TX
  • Average sunshine days in April: 20.5 days

The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is August (8.8 days).

Average UV index in April
Port Arthur, TX

Average UV index in April - Port Arthur, TX
  • Average UV index in April: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in April
Port Arthur, TX

Average cloud cover in April - Port Arthur, TX
  • Average cloud cover in April: 36

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 26).

Average visibility in April
Port Arthur, TX

Average visibility in April - Port Arthur, TX
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Port Arthur, Texas, USA

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